DE69907216D1 - METHOD FOR PRODUCING A MULTI-LAYERED, INJECTION-MOLDED OR COEXTRUDED ITEM, AND ITEM PRODUCABLE BY THIS METHOD - Google Patents

METHOD FOR PRODUCING A MULTI-LAYERED, INJECTION-MOLDED OR COEXTRUDED ITEM, AND ITEM PRODUCABLE BY THIS METHOD

Info

Publication number
DE69907216D1
DE69907216D1 DE69907216T DE69907216T DE69907216D1 DE 69907216 D1 DE69907216 D1 DE 69907216D1 DE 69907216 T DE69907216 T DE 69907216T DE 69907216 T DE69907216 T DE 69907216T DE 69907216 D1 DE69907216 D1 DE 69907216D1
Authority
DE
Germany
Prior art keywords
item
producable
coextruded
layered
molded
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69907216T
Other languages
German (de)
Other versions
DE69907216T2 (en
Inventor
David Shelby
Suzanne Buehrig
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eastman Chemical Co
Original Assignee
Eastman Chemical Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Eastman Chemical Co filed Critical Eastman Chemical Co
Publication of DE69907216D1 publication Critical patent/DE69907216D1/en
Application granted granted Critical
Publication of DE69907216T2 publication Critical patent/DE69907216T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1642—Making multilayered or multicoloured articles having a "sandwich" structure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/16—Making multilayered or multicoloured articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
    • B29C48/023—Extruding materials comprising incompatible ingredients
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/92—Measuring, controlling or regulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92704—Temperature
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • B29C2948/92895—Barrel or housing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Laminated Bodies (AREA)
DE69907216T 1998-08-20 1999-08-20 METHOD FOR PRODUCING A MULTI-LAYERED, INJECTION-MOLDED OR COEXTRUDED ITEM, AND ITEM PRODUCABLE BY THIS METHOD Expired - Fee Related DE69907216T2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US9724698P 1998-08-20 1998-08-20
PCT/US1999/019017 WO2000010790A1 (en) 1998-08-20 1999-08-20 A process for forming a multilayer, coinjected or coextruded article

Publications (2)

Publication Number Publication Date
DE69907216D1 true DE69907216D1 (en) 2003-05-28
DE69907216T2 DE69907216T2 (en) 2003-11-06

Family

ID=22262435

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69907216T Expired - Fee Related DE69907216T2 (en) 1998-08-20 1999-08-20 METHOD FOR PRODUCING A MULTI-LAYERED, INJECTION-MOLDED OR COEXTRUDED ITEM, AND ITEM PRODUCABLE BY THIS METHOD

Country Status (6)

Country Link
EP (1) EP1105274B1 (en)
JP (1) JP2002523255A (en)
CN (1) CN1106925C (en)
BR (1) BR9913093A (en)
DE (1) DE69907216T2 (en)
WO (1) WO2000010790A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6562276B1 (en) * 1998-08-20 2003-05-13 Eastman Chemical Company Process for forming a multilayer, coinjected article
US6640783B2 (en) * 2001-02-15 2003-11-04 Delphi Technologies, Inc. Composite fuel rail with integral damping and a co-injected non-permeation layer
JP3978012B2 (en) * 2001-11-01 2007-09-19 株式会社クレハ Multilayer container and manufacturing method thereof
CA2595008C (en) * 2005-01-18 2012-12-18 M & G Polimeri Italia S.P.A. Compartmentalized chips with similar polymers of different viscosities for improved processability
CN101861657B (en) * 2007-11-16 2012-07-11 大仓工业株式会社 Rear surface protection sheet for solar cell module and solar cell module protected by such protection sheet
DE102009020518A1 (en) 2009-05-08 2010-11-11 Tesa Se Process for producing laminated composite containers
EP2384984B8 (en) * 2010-05-06 2013-09-25 Clariant Masterbatches (Italia) S.p.A. Process for the production of multilayer blow-molded hollow articles, and such a multilayer blow-molded hollow article
JP5725730B2 (en) * 2010-05-12 2015-05-27 ポリプラスチックス株式会社 A multilayer injection blow molded article and a method for producing a multilayer injection blow molded article.
JP5846971B2 (en) * 2011-03-15 2016-01-20 ユニチカ株式会社 Sandwich molding
MX351847B (en) * 2011-08-25 2017-10-31 Plastipak Packaging Inc Extruded pet parison, container, and method.
DE102013100938A1 (en) * 2012-11-09 2014-05-15 Windmöller & Hölscher Kg Nozzle device for a bubble extrusion device for producing a multilayer blown film
US20220379594A1 (en) * 2015-06-26 2022-12-01 Transcontinental Holding Corp. Systems and methods for gradient seal flexible films

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3534407A1 (en) * 1985-09-27 1987-04-16 Hoechst Ag Process for producing unstretched thermoplastic melt film

Also Published As

Publication number Publication date
BR9913093A (en) 2001-05-08
DE69907216T2 (en) 2003-11-06
CN1106925C (en) 2003-04-30
EP1105274B1 (en) 2003-04-23
JP2002523255A (en) 2002-07-30
WO2000010790A1 (en) 2000-03-02
CN1313808A (en) 2001-09-19
EP1105274A1 (en) 2001-06-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee